Sen. Bill Cassidy said he is drafting legislation to curb rising drug prices, and the Louisiana Republican advocated for what he calls globalizing markets when companies significantly raise prices but said he opposes the proposal by Sen. Bernie Sanders (I-VT) to allow drug imports because it doesn't contain sufficient safeguards. Cassidy did not explain what globalizing markets means, but the one concrete example he gave involved importing cheaper versions of drugs approved here. “I'm a free market guy, I am...